Samsung PC screen flickers

Whether you're using a built-in microphone or one that's connected externally, there are multiple volume controls and potential places where the microphone might be muted, so you'll need to check them all if your microphone isn't working.

If you are having issues using or launching Air Command on your Samsung Notebook, it most likely means your PC is missing a program required to run it. It's also possible that there is a program installed that is preventing Samsung's software service from running.

If you are trying to install or use an app from outside the Microsoft Store on your Galaxy Book S and it doesn't work, it's very likely that the app is not compatible with the special processor in the Galaxy Book S. Apps will need to support either 64-bit ARM or 32-bit x86 processors to work on the Galaxy Book S.

In 2018 security researchers published reports on vulnerabilities that exploit features found commonly in many modern computer processors. Most versions of Windows have been updated to address the vulnerabilities, and there may be some BIOS updates available that will further protect your system.